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Current Datum Value: 1.25

Datums for 8679758, DUNGENESS, SEACAMP DOCK GA

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Status: Accepted (Jun 11 2009)
Units: Feet
Control Station: 8720030 Fernandina Beach, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
MHHW6.78Mean Higher-High Water
MHW6.43Mean High Water
MTL3.31Mean Tide Level
MSL3.43Mean Sea Level
DTL3.39Mean Diurnal Tide Level
MLW0.20Mean Low Water
MLLW0.00Mean Lower-Low Water
STND-1.25Station Datum
GT6.78Great Diurnal Range
MN6.23Mean Range of Tide
DHQ0.35Mean Diurnal High Water Inequality
DLQ0.20Mean Diurnal Low Water Inequality
HWI1.56Greenwich High Water Interval (in hours)
LWI7.53Greenwich Low Water Interval (in hours)
Max Tide8.84Highest Observed Tide
Max Tide Date & Time09/04/1979 06:54Highest Observed Tide Date & Time
Min Tide-2.71Lowest Observed Tide
Min Tide Date & Time02/26/1979 01:48Lowest Observed Tide Date & Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
01/01/1979 - 12/31/1979
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.

Products available at 8679758 DUNGENESS, SEACAMP DOCK, GA

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services